CN201528984U - Electric boiler - Google Patents
Electric boiler Download PDFInfo
- Publication number
- CN201528984U CN201528984U CN2009202053258U CN200920205325U CN201528984U CN 201528984 U CN201528984 U CN 201528984U CN 2009202053258 U CN2009202053258 U CN 2009202053258U CN 200920205325 U CN200920205325 U CN 200920205325U CN 201528984 U CN201528984 U CN 201528984U
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- CN
- China
- Prior art keywords
- electrothermal tube
- aluminium sheet
- electric food
- food warmer
- welded
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model provides an electric boiler which mainly comprises a flat-bottomed pot body, an aluminium plate, an electric heating tube, a bottom cover and a matched thermosistor, wherein the aluminium plate is welded on the bottom surface of the pot body, and an exhausting groove is arranged on the welding surface of the aluminium plate; the electric heating tube is welded on the other side surface of the aluminum plate; an outer tube of the electric heating tube is formed by wrapping an aluminium tube outside and is internally provided with a metal iron tube which is internally provided with an electric heating wire; an insulating medium is filled between the inner wall of the iron tube and the electric heating wire; and as being formed by extrusion molding, the electric heating tube has a trapezoidal cross section. Therefore, when the pot body is welded with the aluminium plate, and the aluminium plate is welded with the electric heating tube, the quality is stable, and the contact is good; when in application, the heat conduction efficiency is high, and the pot body is easily heated; furthermore, the electric boiler has simple structure and technique, and is easy to produce and manufacture.
Description
[technical field]
The utility model relates to a kind of electric food warmer, refer to especially a kind of have in pipe be the electric food warmer that aluminum pipe, cross section are trapezoidal electrothermal tube for iron pipe, outer tube.
[background technology]
In recent years, universal day by day along with household appliances, various types of electric food warmers enter family widely, for life brings certain convenience.But existing electric food warmer also has the following disadvantages: 1, these product majorities are aluminum or stainless steel pot body, and separate each other with heater, and the heating in the heater belongs to electrothermal tube type, therefore, exist in actual use and conduct heat slowly, heat waste is big, shortcomings such as life-span weak point; 2, part integrated electric pot, be with electrothermal tube and the moulding of metal pan body integral die-cast, the electrothermal tube die cast of tubulose is at pot bottom, though hot benefit can improve, yet with electrothermal tube and metal pan body die cast is one, the design of its die casting and make will more complicated, the cost of mould also can increase, thereby increases cost of goods manufactured.3, part electric food warmer, the bottom of a pan adopts the machinery assembling to be connected with electrothermal tube, make the electric food warmer structure become complicated various unavoidably, and in use loosening phenomenon can appear in the junction, the heat transmission is obstructed, electrothermal tube is easy to overheated burning, and potential safety hazard occurs, influences the normal use of electric food warmer.4: the electric food warmer that present numerous producer produced, its pot body and electrothermal tube adopt welding manner, require to guarantee the effective seam of the electrothermal tube and the bottom of a pan, must not leak the weldering rosin joint, but because wlding and mother metal fusing point are approaching, make welding temperature be difficult to control, in addition, fill alkaline oxygenated magnesium powder in the electrothermal tube, consider that insulating properties are restricted welding temperature, it is thin to add the bottom of a pan wall, is easy to generate warping deformation during high temperature, and the welding quality of electric food warmer can't be guaranteed.
In sum, there are many shortcomings in existing electric food warmer, is necessary to design a kind of electric food warmer in fact, addresses the above problem.
[summary of the invention]
The purpose of this utility model is to provide a kind of electric food warmer at above-mentioned prior art present situation, realizes thermal efficiency height, and is simple in structure, manufactures the advantage that cost is low easily.
The utility model solves the problems of the technologies described above the technical scheme that is adopted: a kind of electric food warmer mainly comprises: flat pot body, aluminium sheet, electrothermal tube, bottom and the thermosistor that is set.Set aluminium sheet is welded in a pot body bottom surface, and is provided with air discharge duct in this aluminium sheet solder side, is provided with the weld zone of electrothermal tube in the aluminium sheet another side, and is provided with plural teat and plural fixed leg in this edge, weld zone.Set electrothermal tube is welded in the set weld zone of aluminium sheet.This electrothermal tube is to be established by the aluminum pipe bag to form outer tube, establishes the metallic iron pipe and form interior pipe in outer tube, and be provided with heating wire in iron pipe, fills dielectric between iron pipe inwall and the heating wire.Electrothermal tube can adopt extrusion modling, and its cross section is trapezoidal, and end face is a solder side on it, and is wider than bottom surface.The thermosistor that is set is installed in the electric food warmer bottom, and its set sensing bar is contacted with the solder side of aluminium sheet in electrothermal tube, regulates the electric food warmer temperature with sensing.
Described technical scheme, the contact site is identical metal aluminium between pot body and aluminium sheet, aluminium sheet and the electrothermal tube that the welding procedure of electric food warmer is welded, control welding temperature easily, and be provided with air discharge duct, the even distribution of wlding when helping welding in the welding plane in the aluminium sheet and the bottom of a pan; And the electrothermal tube outer tube is an aluminum pipe, and interior pipe is an iron pipe, and the insulating properties of the temperatures involved dielectric that is produced in the time of not only can avoiding welding can prevent that also potential safety hazard from appearring in electrothermal tube tube wall Yin Gaowen damage.Simultaneously also comparatively reasonable by the relative common metal material of metal aluminium heat conduction.Thus, by the utility model electric food warmer technical scheme, stay in grade when welding between pot body and aluminium sheet, aluminium sheet and the electrothermal tube, contact is good, and the heat transfer efficiency height.
For making above-mentioned technology of the present utility model and architectural feature can further allow the person skilled in the art understand, accompanying drawing under cooperating is further described the utility model with a specific embodiment.
[description of drawings]
Fig. 1 is the utility model electric food warmer and pot cover exploded view;
Fig. 2 is the utility model electric food warmer exploded perspective view;
Fig. 3 is the utility model electric food warmer aluminium sheet and pot body exploded perspective view;
Fig. 4 is the utility model electric food warmer bottom and pot body exploded perspective view;
Fig. 5 is the utility model electric food warmer stereogram;
Fig. 6 is an A-A cutaway view among Fig. 5;
Fig. 7 is a B place partial enlarged drawing among Fig. 6.
[specific embodiment]
As shown in Figure 1, a kind of electric food warmer 7, this pot body 1 inner bottom surface 10 is cast as the plane, with regard to this embodiment, can spray the nontoxic diaphragm of one deck in the surface, to play the effect of the antirust in use and non-stick pan of this electric food warmer 7; The pot cover 6 that is set makes this electric food warmer not only can fry culinary art, also can carry out the boiling culinary art.
As shown in Figure 2, this electric food warmer 7 mainly comprises: flat pot body 1, aluminium sheet 2, electrothermal tube 3, bottom 4 and the thermosistor 5 that is set.The mode of aluminium sheet 2 by soldering welded with pot body 1 bottom surface 11, and is provided with crisscross air discharge duct 24 (shown in Figure 3) in this solder side, produces aeration aluminium sheet 2 and the bottom of a pan 11 welding qualities when avoiding welding.Be provided with the weld zone 20 of electrothermal tube 3 in aluminium sheet 2 another sides, set electrothermal tube 3 also adopts the mode of soldering to be welded in weld zone 20, and is provided with plural sheet metal 303 and can suppresses electrothermal tube 3, to guarantee good fixing of electrothermal tube.Be provided with fixture 301 in electrothermal tube input 304, by being fixedly welded on pot body 1 edge, and by a plastic shell 302 fits, hold with fixing for the slotting of thermosistor 5, and the set sensing bar 50 of thermosistor 5 closely Contact welding is connected to the aluminium sheet 2 of pot body 1, regulates to realize electric food warmer 7 circuit turn-ons and temperature sensing.Simultaneously, also be provided with plural teat 23 and plural fixed leg 21,22 along the edge in aluminium sheet 2 electrothermal tube weld zones 20, set teat 23 is location assemblings of being convenient to before electrothermal tube 3 welds on aluminium sheet 2, set fixed leg 22 is to be convenient to sheet metal 303 fixing on aluminium sheet 2, simultaneously with reference to shown in Figure 4, aluminium sheet 2 is welded on the bottom of a pan 11, electrothermal tube 3 is welded on the aluminium sheet 2, and set fixed leg 21 can be arranged in bottom 4 and leg 40, hold by screw again, bottom 4 just can coat pot body 1 bottom like this, and electrothermal tube 3 is isolated from the outside.
As shown in Figure 6, be A-A cutaway view among embodiment electric food warmer Fig. 5, support to keep the electric food warmer balance, coat isolation, and form the useful space 41 by 4 pairs of pyrotoxin electrothermal tubes 3 of bottom by set leg 40.The thermosistor 5 that is set is installed in the electric food warmer lower bottom part, and its set sensing bar 50 is contacted with aluminium sheet 2 and the face that electrothermal tube 3 welds, and regulates this electric food warmer temperature with sensing.Simultaneously with reference to shown in Figure 7, be B place partial enlarged drawing among Fig. 6, electrothermal tube 3 is to be established by aluminum pipe 34 bags to form outer tube, in outer tube, be provided with pipe in 35 formation of metal iron pipe, in iron pipe 35, be provided with heating wire 37, fill dielectric 36 between iron pipe 35 inwalls and the heating wire 37, this electrothermal tube 3 adopts extrusion modling, its cross section is trapezoidal, and end face 31 is a solder side on it, and is wider than bottom surface 33.Simultaneously electrothermal tube side 32 forms certain circular arc degree with last end face 31 transition, electrothermal tube 3 solders side and aluminium sheet 2 corresponding contact-making surfaces is formed embed mouth, helps the distribution of wlding 38, the fastness after guaranteeing to weld.And aluminium sheet 2 is welded in the bottom of a pan 11, aluminium sheet 2 is provided with plural air discharge duct 24 with the solder side in the bottom of a pan 11, and welding back wlding 25 is with air discharge duct 24 complete filling, air discharge duct produces scavenging action like this, make the even branch of wlding, avoid empty weldering or rosin joint, guarantee to weld the back reliability, aluminium sheet 2 is contacted with the bottom of a pan 11 well, guarantee good heat transfer efficiency.
For embodiment and accompanying drawing only be that the utility model is illustrated, not to the utility model any restriction in addition, the utility model also can still have other variation embodiment, so allly be familiar with this operator and carry out other pattern under this case invention spirit and implement not breaking away from, the equivalence that all should be considered as this case claim is implemented.
Claims (6)
1. electric food warmer, mainly comprise: flat pot body, aluminium sheet, electrothermal tube, bottom and the thermosistor that is set, described aluminium sheet is welded in a pot body bottom surface, described electrothermal tube is welded in the aluminium sheet another side, it is characterized in that: electrothermal tube is to be established by the aluminum pipe bag to form outer tube, is provided with the metal iron pipe in outer tube, is provided with heating wire in iron pipe, fill dielectric between iron pipe inwall and the heating wire, and the cross section is trapezoidal.
2. electric food warmer according to claim 1 is characterized in that: this electrothermal tube adopts extrusion modling, and last end face is a solder side, and is wider than bottom surface.
3. electric food warmer according to claim 1 is characterized in that: electrothermal tube side and last end face transition form certain circular arc degree.
4. electric food warmer according to claim 1, it is characterized in that: aluminium sheet is welded in the bottom of a pan, and the solder side in the aluminium sheet and the bottom of a pan is provided with the air discharge duct of plural number, and welding back wlding is filled air discharge duct.
5. electric food warmer according to claim 1 is characterized in that: be provided with plural teat along the edge in aluminium sheet electrothermal tube weld zone.
6. electric food warmer according to claim 1 is characterized in that: thermosistor is inserted to hold and is fixed in the electric food warmer bottom, and its set sensing bar is contacted with the face of aluminium sheet and electrothermal tube welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202053258U CN201528984U (en) | 2009-09-29 | 2009-09-29 | Electric boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202053258U CN201528984U (en) | 2009-09-29 | 2009-09-29 | Electric boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201528984U true CN201528984U (en) | 2010-07-21 |
Family
ID=42524397
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202053258U Expired - Fee Related CN201528984U (en) | 2009-09-29 | 2009-09-29 | Electric boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201528984U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105662121A (en) * | 2016-04-25 | 2016-06-15 | 李希波 | Electric frying pan and processing process |
| CN115251696A (en) * | 2022-08-03 | 2022-11-01 | 浙江三禾厨具有限公司 | Preparation method of pan oxidation |
-
2009
- 2009-09-29 CN CN2009202053258U patent/CN201528984U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105662121A (en) * | 2016-04-25 | 2016-06-15 | 李希波 | Electric frying pan and processing process |
| CN105662121B (en) * | 2016-04-25 | 2020-03-24 | 李希波 | Processing technology of electric frying pan |
| CN115251696A (en) * | 2022-08-03 | 2022-11-01 | 浙江三禾厨具有限公司 | Preparation method of pan oxidation |
| CN115251696B (en) * | 2022-08-03 | 2023-06-27 | 浙江三禾厨具有限公司 | Preparation method for pan oxidation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100721 Termination date: 20170929 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |